<div class="banner">
  <div class="container lh30">
    {% if page.categories != null %}
    <a href="{{ '/categories/' | prepend: site.baseurl }}#{{ page.categories }}-ref">{{page.categories}}</a> /
    <a href="{{ '/tag/' | prepend: site.baseurl }}#{{ page.tag }}-ref">{{page.tag}}</a>
    {% else %} {{ site.banner }} {% endif %}
    <div id="search-container" class="pull-right">
      <input type="text" id="search-input" placeholder=" 试试直接搜索吧...">
      <label class="searchIcon glyphicon glyphicon-search" for="search-input"></label>
      <ul id="results-container"></ul>
    </div>
  </div>
</div>